Chapter 01 · Climate & transitionEnergy & Transition
Guarantee of origin (GO)
Definition
A guarantee of origin is a certificate used in parts of Europe to disclose or track the origin and attributes of electricity generation.
References
This reference provides supporting context for how “Guarantee of origin (GO)” is defined and used.
Overview
What it means in practice
Guarantee of origin (GO) should be read as an energy-transition term. Its meaning depends on the technology, market, contract, grid boundary and emissions-accounting method.
In practice, users should state the boundary, method, instrument and evidence. That keeps guarantee of origin (go) specific enough for review without turning it into a broader claim.
Why it matters
Guarantee of origin (GO) matters because energy language can mix physical supply, contractual instruments, timing and emissions claims. Clear boundaries help readers understand what is actually being changed or evidenced.
Common misconception
A common error is to treat Guarantee of origin (GO) as a complete decarbonisation claim. The stronger approach is to state the timing, location, instrument, technology and accounting boundary.
Review questions
What instrument, boundary or method gives the term meaning? What evidence supports it? What limitation would change how a reader interprets the claim?
How it is used
The term appears in climate strategies, transition plans, emissions inventories, scenarios and investment decisions, where governments, companies, investors and technical teams use it to classify, assess or communicate a certificate used in parts of Europe to disclose or track the origin and attributes of electricity generation.
Its correct use depends on the relevant methodology, emissions boundary, baseline, timeframe and underlying data.